947761108

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{11087}}^1$

素因数の和:11212

約数の個数: 48

約数和(自身を含む): 1967099904

約数和(自身を除く): 1019338796

約数列:

[1, 2, 4, 7, 14, 28, 43, 71, 86, 142, 172, 284, 301, 497, 602, 994, 1204, 1988, 3053, 6106, 11087, 12212, 21371, 22174, 42742, 44348, 77609, 85484, 155218, 310436, 476741, 787177, 953482, 1574354, 1906964, 3148708, 3337187, 5510239, 6674374, 11020478, 13348748, 22040956, 33848611, 67697222, 135394444, 236940277, 473880554, 947761108]

約数ペア:

[(1, 947761108), (2, 473880554), (4, 236940277), (7, 135394444), (14, 67697222), (28, 33848611), (43, 22040956), (71, 13348748), (86, 11020478), (142, 6674374), (172, 5510239), (284, 3337187), (301, 3148708), (497, 1906964), (602, 1574354), (994, 953482), (1204, 787177), (1988, 476741), (3053, 310436), (6106, 155218), (11087, 85484), (12212, 77609), (21371, 44348), (22174, 42742)]